Climatological Report (Daily)
Issued by NWS St Louis, MO

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CDUS43 KLSX 212246
CLISTL


CLIMATE REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
444 PM CST SUN JAN 21 2018


...................................

...THE ST. LOUIS CLIMATE SUMMARY FOR JANUARY 21 2018...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1874 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         69    132 PM  75    1986  40     29       72
  MINIMUM         36    212 AM  -8    1970  24     12       49
  AVERAGE         53                        32     21       61

PRECIPITATION (IN)
  TODAY            0.00          2.10 1906   0.07  -0.07     0.00
  MONTH TO DATE    0.46                      1.66  -1.20     1.80
  SINCE DEC 1      1.30                      4.50  -3.20     2.93
  SINCE JAN 1      0.46                      1.66  -1.20     1.80

SNOWFALL (IN)
  TODAY            0.0           2.5  1959   0.2   -0.2      0.0
  MONTH TO DATE    1.2                       3.8   -2.6      1.0
  SINCE DEC 1      4.7                       8.2   -3.5      1.2
  SINCE JUL 1      4.7                       8.9   -4.2      1.2
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           12                        33    -21        4
  MONTH TO DATE  848                       701    147      585
  SINCE DEC 1   1776                      1640    136     1516
  SINCE JUL 1   2478                      2466     12     2007

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED    10.3


SKY COVER
  AVERAGE SKY COVER 0.7



RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           200 AM
 LOWEST     59           100 PM
 AVERAGE    80

..........................................................


THE ST. LOUIS CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   40        72      1967
 MINIMUM TEMPERATURE (F)   24       -14      1930


SUNRISE AND SUNSET
JANUARY 21 2018.......SUNRISE   715 AM CST   SUNSET   511 PM CST
JANUARY 22 2018.......SUNRISE   715 AM CST   SUNSET   512 PM CST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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